curl --request POST \
  --url https://prv.stake.biya.io/stake/buyback/burn/execute \
  --header 'Content-Type: application/json' \
  --data '
{
  "round_id": "<string>",
  "burn_address": "<string>"
}
'

{
  "burn_record": {
    "id": "<string>",
    "round_id": "<string>",
    "burn_time": "<string>",
    "tx_hash": "<string>",
    "quantity": "<string>",
    "burn_address": "<string>",
    "status": 123,
    "block_height": "<string>",
    "created_at": "<string>",
    "updated_at": "<string>"
  },
  "success": true,
  "message": "<string>"
}